ns2.teccloud.com.br has no MX records.
Question and response
Question
dig ns2.teccloud.com.br. MX
Answer
The response has no answer records.
Authority
teccloud.com.br. 3600 SOA ns2.teccloud.com. dominios.teccloud.com.br. 2024082601 10800 3600 2419200 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0